VIDEO: Adorable Girl Wants Baby Brother To Stay Little Forever

"Charlie Bit My Finger" and "David After Dentist" have a new challenger: "Sadie Doesn't Want Her Brother to Grow Up." In what has to be one of the cutest-ever meltdowns over the inexorable march of time, 5-year-old Sadie Miller completely loses it over her fear that her 3-month-old brother, Carson, will one day cease to be a baby.